string_io.py revision 5167:3668fc87f144 
1# Copyright (c) 2007 The Hewlett-Packard Development Company
2# All rights reserved.
3#
4# Redistribution and use of this software in source and binary forms,
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34# output created using the software may be prepared, but only for
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39# notice to acknowledge the contribution from this software where
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41#
42# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
43# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
44# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
45# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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48# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
49# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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53#
54# Authors: Gabe Black
55
56microcode = '''
57def macroop INS_M_R {
58    # Find the constant we need to either add or subtract from rdi
59    ruflag t0, 10
60    movi t3, t3, dsz, flags=(CEZF,), dataSize=asz
61    subi t4, t0, dsz, dataSize=asz
62    mov t3, t3, t4, flags=(nCEZF,), dataSize=asz
63
64    limm t1, "IntAddrPrefixIO"
65    zext t2, reg, 16, dataSize=2
66
67    ld t6, intseg, [1, t1, t2], addressSize=8
68    st t6, es, [1, t0, rdi]
69
70    add rdi, rdi, t3, dataSize=asz
71};
72
73def macroop INS_E_M_R {
74    # Find the constant we need to either add or subtract from rdi
75    ruflag t0, 10
76    movi t3, t3, dsz, flags=(CEZF,), dataSize=asz
77    subi t4, t0, dsz, dataSize=asz
78    mov t3, t3, t4, flags=(nCEZF,), dataSize=asz
79
80    limm t1, "IntAddrPrefixIO"
81    zext t2, reg, 16, dataSize=2
82
83topOfLoop:
84    ld t6, intseg, [1, t1, t2], addressSize=8
85    st t6, es, [1, t0, rdi]
86
87    subi rcx, rcx, 1, flags=(EZF,), dataSize=asz
88    add rdi, rdi, t3, dataSize=asz
89    bri t0, label("topOfLoop"), flags=(nCEZF,)
90    fault "NoFault"
91};
92
93def macroop OUTS_R_M {
94    # Find the constant we need to either add or subtract from rdi
95    ruflag t0, 10
96    movi t3, t3, dsz, flags=(CEZF,), dataSize=asz
97    subi t4, t0, dsz, dataSize=asz
98    mov t3, t3, t4, flags=(nCEZF,), dataSize=asz
99
100    limm t1, "IntAddrPrefixIO"
101    zext t2, reg, 16, dataSize=2
102
103    ld t6, ds, [1, t0, rsi]
104    st t6, intseg, [1, t1, t2], addressSize=8
105
106    add rsi, rsi, t3, dataSize=asz
107};
108
109def macroop OUTS_E_R_M {
110    # Find the constant we need to either add or subtract from rdi
111    ruflag t0, 10
112    movi t3, t3, dsz, flags=(CEZF,), dataSize=asz
113    subi t4, t0, dsz, dataSize=asz
114    mov t3, t3, t4, flags=(nCEZF,), dataSize=asz
115
116    limm t1, "IntAddrPrefixIO"
117    zext t2, reg, 16, dataSize=2
118
119topOfLoop:
120    ld t6, ds, [1, t0, rsi]
121    st t6, intseg, [1, t1, t2], addressSize=8
122
123    subi rcx, rcx, 1, flags=(EZF,), dataSize=asz
124    add rsi, rsi, t3, dataSize=asz
125    bri t0, label("topOfLoop"), flags=(nCEZF,)
126    fault "NoFault"
127};
128'''
129